Usage of implicit method attributeKey defined in object JavaMapping, which is not accessible here #1056

scalaVersion := "3.8.4"

val pekkoVersion = "2.0.0-M3"

libraryDependencies ++= Seq(
  "org.apache.pekko" %% "pekko-actor-typed" % pekkoVersion,
  "org.apache.pekko" %% "pekko-stream" % pekkoVersion,
  "org.apache.pekko" %% "pekko-http" % "2.0.0-M1"
)

scalacOptions += "-deprecation"

import org.apache.pekko.http.scaladsl.model.HttpRequest
import org.apache.pekko.http.scaladsl.model.AttributeKeys

class A {
  def b(request: HttpRequest) = request.attribute(AttributeKeys.remoteAddress)
}